Finding the Fourth Proportional to 55,314.56, 76,337.76 and 31,441.28

Step by Step Solution

1. Step 1: Write the proportion equation
   55,314.56 : 76,337.76 = 31,441.28 : x
2. Step 2: Convert to fraction form
   55,314.56/76,337.76 = 31,441.28/x
3. Step 3: Cross multiply
   55,314.56x = 76,337.76 × 31,441.28
4. Step 4: Simplify right side
   55,314.56x = 2,400,156,886.73
5. Step 5: Solve for x
   x = 2,400,156,886.73/55,314.56
6. Step 6: Final answer
   x = 43,391.05